# File-related tasksLink

## FilesetExistsLink

This task takes a Fileset identifier as a parameter and makes sure it is found in the Scan instance it is working on. No upstream task definition is required and it returns the Fileset.

## ImagesFilesetExistsLink

This is a specific case of the FilesetExists class for 'images' Fileset, i.e. the set of RGB images obtained after the Scan task.

## ModelFilesetLink

This is a specific case of the FilesetExists class for 'models' Fileset, i.e. the training file obtained from machine learning.

## FileByFileTaskLink

This is an abstract class used to apply a RomiTask on each file of a Fileset.

## Clean taskLink

This task class is used to clean a Scan dataset by removing all Filesets except the 'images' Fileset, i.e. the set of RGB images obtained after the Scan task.